package com.wgy.day1;

/**
 * Created by pc on 2020/10/28 21:41
 * Description: Demo1
 */
public class Demo04Operator {
    public static void main(String[] args){
        System.out.println(20+30);
        int a=20;
        int b=30;
        System.out.println(a-b);
        System.out.println(a*10*b);
        int c=3;
        int result1=a/c;
        System.out.println(result1);
        int result2=a%c;
        System.out.println(result2);
        double result3= a+2.7;
        System.out.println(result3);

    }
}
